Campeonato Nacional Categoria Aficionados 2025
Open SwissStandard
55 players participated in this 7-round tournament, held from 21 Jun 2025 to 22 Jun 2025 in Asuncion, Paraguay. Top 10 Elo average was 1567, and top seed was Ulises Fabian Tullo Gomez (🇵🇾 PAR, 1591).
Alejandro Pauler Chen Jara (🇵🇾 PAR, 1439) won with 6.0/7, ahead of Alejandro Martin Cuenca Ojeda (6.0) and Mia Aylin Mereles Samaniego (5.5). Chen Jara shared the lead from round 6, winning on tie-break.
The biggest upset came in round 1: Alejandro Pauler Chen Jara (1439) beat Ruben Ignacio Rejala Gomez (1561), a +122-point gap.
Location
🇵🇾Asuncion, Paraguay
Dates
21 Jun 2025 → 22 Jun 2025
Time control
Standard: 30 minutes for game with 30 seconds increment from move 1
System
Swiss · 7 rounds
Federations · 1 represented
🇵🇾Paraguay×49
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 7 roundsTight race until R7; 2 players tied at 6.0/7, decided on Buchholz.
Co-leaders
21
10
5
1
1
2
2
R5 · LEADER CHANGE22 Jun
Martin Ezequiel Gonzalez Mendez takes the sole lead (4.5/5).
R7 · TIEBREAK CLUSTER
2 players finish on 6.0/7. Chen Jara takes the title on Buchholz Cut1 (29.0).
R4 · HEAD-TO-HEAD · WINNER VS 2ND
Alejandro Pauler Chen Jara lost to Alejandro Martin Cuenca Ojeda (Black).
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Alejandro Pauler Chen Jara | * | 0 | — | 1 |
| 2Alejandro Martin Cuenca Ojeda | 1 | * | — | — |
| 3Milciades de Jesus Balbuena Escobar | — | — | * | ½ |
| 4Mia Aylin Mereles Samaniego | 0 | — | ½ | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | R7 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Chen Jara, Alejandro Pauler | 1439 | PAR | +11B | +3N | +21B | −2N | +17B | +7N | +9B | 6.0 | 29.0 | 33.0 | 27.00 | 1837 | +117.3 |
| 2 | Cuenca Ojeda, Alejandro Martin | 1569 | PAR | F | +40B | +27N | +1B | +25N | +6B | +8N | 6.0 | 23.0 | 23.0 | 23.00 | 2313 | +67.2 |
| 3 | Mereles Samaniego, Mia Aylin | 1519 | PAR | +46N | −1B | +15N | +35B | +14N | =4B | +6N | 5.5 | 26.5 | 28.0 | 19.25 | 1653 | +36.0 |
| 4 | Balbuena Escobar, Milciades de Jesus | 1578 | PAR | +26B | +52N | +17B | −7N | +8B | =3N | +16B | 5.5 | 25.5 | 26.5 | 19.25 | 1738 | +26.6 |
| 5 | Villalba Ramirez, Thiago Alexander | 1558 | PAR | −14B | +28N | +26B | +39N | +13B | −16N | +29B | 5.0 | 21.5 | 23.5 | 15.50 | 1677 | +23.2 |
| 6 | Gonzalez Mendez, Martin Ezequiel | 1561 | PAR | +22B | +9N | +19B | =8N | +7B | −2N | −3B | 4.5 | 29.0 | 33.0 | 19.25 | 1617 | +15.1 |
| 7 | Ruiz Espinola, Larissa Aleli | 1538 | PAR | +24N | +15B | +12N | +4B | −6N | −1B | =11B | 4.5 | 29.0 | 32.5 | 19.75 | 1571 | +12.0 |
| 8 | Ettiene Maciel, Erlinne | 1534 | PAR | +28B | +29N | +14B | =6B | −4N | +25N | −2B | 4.5 | 26.0 | 29.0 | 15.25 | 1454 | -9.2 |
| 9 | Villanueva Menendez, Joaquin | 1479 | PAR | +42N | −6B | +44B | +19N | =16B | +21N | −1N | 4.5 | 24.5 | 26.5 | 14.00 | 1584 | +37.2 |
| 10 | Mino Almiron, Joaquin A. | 1576 | PAR | +45N | =18B | −20N | +31B | =27N | =12B | +17N | 4.5 | 22.5 | 24.5 | 14.75 | 1564 | -2.7 |
| 11 | Rejala Gomez, Ruben Ignacio | 1561 | PAR | −1N | +51B | +29N | −25B | +41N | +14B | =7N | 4.5 | 22.5 | 23.5 | 12.25 | 1478 | -6.8 |
| 12 | Benitez Idoyaga, Jhosias Santino | 1484 | PAR | +48B | +39N | −7B | −16N | +28B | =10N | +34B | 4.5 | 21.0 | 22.5 | 11.75 | 1440 | -10.8 |
| 13 | Martinez Campos, Rita Hayelen | 1484 | PAR | −50N | +32B | +38N | +20B | −5N | =27B | +25B | 4.5 | 20.0 | 21.0 | 13.50 | 1556 | +8.7 |
| 14 | Aguero Gomez, Angel Dario | 0 | PAR | +5N | +30B | −8N | +47B | −3B | −11N | +26B | 4.0 | 25.5 | 27.0 | 12.50 | 1542 | 0.0 |
| 15 | Espinoza Molinas, Edgar Elian | 1468 | PAR | +20B | −7N | −3B | +36N | =19B | +40N | =21B | 4.0 | 24.5 | 26.5 | 12.50 | 1464 | +1.1 |
| 16 | Barrios Pinanez, Carlos Emmanuel | 1545 | PAR | F | +53B | =18N | +12B | =9N | +5B | −4N | 4.0 | 24.5 | 24.5 | 14.75 | 1588 | +11.6 |
| 17 | Galeano Rolin, Mateo Josias | 1513 | PAR | +55B | +36N | −4N | +41B | −1N | +18B | −10B | 4.0 | 24.5 | 24.5 | 8.50 | 1326 | -38.4 |
| 18 | Dure Hetter, Alejo Daniel | 1481 | PAR | +38B | =10N | =16B | =21N | +40B | −17N | =19B | 4.0 | 22.5 | 24.5 | 12.25 | 1461 | -5.7 |
| 19 | Gomez Fernandez, Alan Jesus | 1513 | PAR | +32N | +41B | −6N | −9B | =15N | +35B | =18N | 4.0 | 22.5 | 24.5 | 11.50 | 1420 | -12.8 |
| 20 | Ortiz Bareiro, Josias Ezequiel | 1590 | PAR | −15N | +46B | +10B | −13N | +26B | −29N | +37B | 4.0 | 21.5 | 23.0 | 11.50 | 1413 | -48.8 |
| 21 | del Puerto Moreno, Juan Jose | 1514 | PAR | +51N | +50B | −1N | =18B | +49N | −9B | =15N | 4.0 | 20.5 | 21.5 | 7.00 | 1404 | -15.2 |
| 22 | Lopez Maldonado, Matias Nicolas | 1453 | PAR | −6N | +42B | =30N | −49B | +31N | +47B | =27N | 4.0 | 17.0 | 18.0 | 9.50 | 1455 | +0.8 |
| 23 | Escobar, Marcos Fabian | 1409 | PAR | F | −25N | =37B | +50B | =47N | =30B | +38N | 3.5 | 13.0 | 13.0 | 6.50 | 1517 | +12.0 |
| 24 | Cabral Cantero, Martin | 0 | PAR | −7B | F | −51N | =48N | +55B | +46B | +47N | 3.5 | 12.0 | 12.0 | 3.75 | 1527 | 0.0 |
| 25 | Riquelme Garcete, Juan Carlos | 0 | PAR | F | +23B | +49N | +11N | −2B | −8B | −13N | 3.0 | 24.0 | 24.0 | 9.00 | 1515 | 0.0 |
| 26 | Jara Cuquejo, Santiago Manuel | 1468 | PAR | −4N | +33B | −5N | +51B | −20N | +39B | −14N | 3.0 | 23.5 | 24.5 | 6.00 | 777 | -38.4 |
| 27 | Ruiz Espinola, Osvaldo German | 1517 | PAR | =31N | F | −2B | +53N | =10B | =13N | =22B | 3.0 | 23.0 | 24.0 | 9.00 | 1435 | -18.4 |
| 28 | Centurion Carbonera, Cecilia Catherine | 0 | PAR | −8N | −5B | +32N | +38B | −12N | −33B | +35N | 3.0 | 22.5 | 24.5 | 7.50 | 1323 | -34.8 |
| 29 | Benitez Galeano, Gonzalo | 1474 | PAR | +44N | −8B | −11B | +43N | F | +20B | −5N | 3.0 | 22.0 | 24.0 | 8.00 | 1496 | +10.0 |
| 30 | Lobos Garay, Edgar Sabino | 1517 | PAR | +43B | −14N | =22B | −40N | +42B | =23N | −32B | 3.0 | 18.5 | 20.5 | 7.75 | 1431 | -9.6 |
| 31 | Garay Soto, Victor Emiliano | 0 | PAR | =27B | −44N | +34B | −10N | −22B | =42N | +50B | 3.0 | 18.5 | 19.5 | 6.50 | 1368 | 0.0 |
| 32 | Melgarejo Cortessi, Thiago David | 0 | PAR | −19B | −13N | −28B | +55N | F | +41B | +30N | 3.0 | 17.5 | 17.5 | 5.00 | 1381 | 0.0 |
| 33 | Sanchez Balzarini, Ezequiel | 0 | PAR | −52B | −26N | −43N | F | +36B | +28N | +49B | 3.0 | 12.5 | 12.5 | 6.50 | 1353 | 0.0 |
| 34 | Insfran Bogarin, Liam | 1447 | PAR | F | F | −31N | +45B | +46N | +49B | −12N | 3.0 | 12.0 | 12.0 | 4.50 | 1614 | +26.8 |
| 35 | Chen Jara, Maximiliano Paufa | 1483 | PAR | −39B | +55N | +36B | −3N | =37B | −19N | −28B | 2.5 | 19.5 | 19.5 | 3.75 | 717 | -36.4 |
| 36 | FIDE 3718778 | 0 | — | +47N | −17B | −35N | −15B | −33N | =54B | +46N | 2.5 | 16.5 | 17.5 | 3.50 | 1300 | 0.0 |
| 37 | Fernandez Nunez, Juan Emilio | 0 | PAR | F | F | =23N | +44B | =35N | =48B | −20N | 2.5 | 14.5 | 14.5 | 5.75 | 1519 | 0.0 |
| 38 | FIDE 3718786 | 0 | — | −18N | F | −13B | −28N | +45B | +43N | −23B | 2.0 | 20.5 | 22.5 | 4.00 | 1265 | 0.0 |
| 39 | Romero De Souza, Thiago Fernando | 0 | PAR | +35N | −12B | +45N | −5B | F | −26N | −42B | 2.0 | 20.0 | 22.0 | 4.50 | 1414 | 0.0 |
| 40 | Barrios Torres, Carlos Enrique | 0 | PAR | F | −2N | F | +30B | −18N | −15B | +48N | 2.0 | 19.5 | 19.5 | 4.50 | 1314 | -32.8 |
| 41 | Zarate Carvallo, Maile Alexandra | 0 | PAR | F | −19N | +52B | −17N | −11B | −32N | +43B | 2.0 | 18.5 | 18.5 | 3.00 | 1320 | 0.0 |
| 42 | Villalba Ruiz, Victoria Lujan | 0 | PAR | −9B | −22N | F | =46B | −30N | =31B | +39N | 2.0 | 18.0 | 18.0 | 4.25 | 682 | 0.0 |
| 43 | FIDE 3722783 | 0 | — | −30N | F | +33B | −29B | +50N | −38B | −41N | 2.0 | 14.5 | 15.5 | 4.00 | 687 | 0.0 |
| 44 | Tullo Gomez, Ulises Fabian | 1591 | PAR | −29B | +31B | −9N | −37N | +53B | F | F | 2.0 | 14.0 | 14.0 | 4.00 | 667 | -53.6 |
| 45 | Cabrera Vian, Luca Santino | 1454 | PAR | −10B | =48N | −39B | −34N | −38N | +55B | =54N | 2.0 | 14.0 | 14.0 | 1.25 | 713 | -33.6 |
| 46 | Diaz Samaniego, Elias Alem | 0 | PAR | −3B | −20N | +55B | =42N | −34B | −24N | −36B | 1.5 | 20.5 | 20.5 | 1.00 | 720 | 0.0 |
| 47 | Abegg Mendez, Andreas Benjamin | 1516 | PAR | −36B | F | +50N | −14N | =23B | −22N | −24B | 1.5 | 19.5 | 20.5 | 2.75 | 1238 | -29.6 |
| 48 | FIDE 3717950 | 0 | — | −12N | =45B | −53N | =24B | F | =37N | −40B | 1.5 | 15.5 | 16.5 | 4.00 | 1277 | 0.0 |
| 49 | Noguera Villalba, Vidal Samuel | 1526 | PAR | F | F | −25B | +22N | −21B | −34N | −33N | 1.0 | 19.5 | 19.5 | 4.00 | 1346 | -29.2 |
| 50 | FIDE 3724093 | 0 | — | +13B | −21N | −47B | −23N | −43B | F | −31N | 1.0 | 18.5 | 19.5 | 4.50 | 1289 | 0.0 |
| 51 | Jara Valleau, Adrian Santino | 0 | PAR | −21B | −11N | +24B | −26N | F | F | F | 1.0 | 17.5 | 17.5 | 3.50 | 707 | 0.0 |
| 52 | Silvero Gonzalez, Arturo Ezequiel | 1481 | PAR | +33N | −4B | −41N | F | F | F | F | 1.0 | 13.5 | 13.5 | 3.00 | 778 | -13.6 |
| 53 | Farina Ramirez, Marco Ricardo | 0 | PAR | F | −16N | +48B | −27B | −44N | F | F | 1.0 | 10.5 | 10.5 | 1.50 | 751 | -73.6 |
| 54 | FIDE 3724107 | 0 | — | F | F | F | F | F | =36N | =45B | 1.0 | 9.5 | 9.5 | 2.25 | 1455 | 0.0 |
| 55 | Lobos Hermosilla, Alejandro Benjamin | 0 | PAR | −17N | −35B | −46N | −32B | −24N | −45N | F | 0.0 | 16.5 | 16.5 | 0.00 | 684 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Chen Jara, Alejandro PaulerPAR+117.36.0 pts · #1
- 2Cuenca Ojeda, Alejandro MartinPAR+67.26.0 pts · #4
- 3Villanueva Menendez, JoaquinPAR+37.24.5 pts · #9
Top rating losers
- 1Farina Ramirez, Marco RicardoPAR-73.61.0 pts · #52
- 2Tullo Gomez, Ulises FabianPAR-53.62.0 pts · #48
- 3Ortiz Bareiro, Josias EzequielPAR-48.84.0 pts · #17
Biggest upsets
- R1+122 Elo gap
- R1+122 Elo gap
- R1+117 Elo gap